Portion of a shingle



FIG. 1 is a front view of a portion of a shingle of my design. The rear view of the portion of the shingle is plain and unornamented.

FIG. 2 is a bottom edge view of the portion of the shingle of FIG. 1.

FIG. 3 is a right side edge view of the portion of the shingle of FIG. 1. The left side edge view is a mirror image thereof.

FIG. 4 is a front view of another embodiment of the portion of a shingle of my design. The rear view of the portion of the shingle is plain and unornamented.

FIG. 5 is a bottom edge view of the portion of the shingle of FIG. 4; and,

FIG. 6 is a right side edge view of the portion of the shingle of FIG. 4. The left side edge view is a mirror image thereof.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a portion of a shingle, as shown and described. 